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Describe the Advantages and Disadvantages of Self-pollination to the Plant. - Biology

Short Note

Describe the Advantages and Disadvantages of self-pollination to the Plant.

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Solution

Advantages of self-pollination:

(i) Puri ty of race is maintained.
(ii) Wastage of pollen grains is avoided.
(iii) Less chances of failure of pollination.
(iv) Flowers need not produce scent, nectar or be coloured.

Disadvantages of self-pollination:
(i) Continued self-pollination leads to weakening of the progeny.
(ii ) Poor quality of seeds are produced.
(iii ) Defective or weaker characters cannot be eliminated. 

Concept: Pollination
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APPEARS IN

Frank Class 9 Biology ICSE
Chapter 8 Pollination and Fertilization
Exercise | Q 3.2 | Page 72
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